Aquifer Internal Medicine Case 21Questions And Answers 100% Correct

Aquifer Internal Medicine Case 21Questions And Answers 100% Correct anion gap - Na - (Cl + HCO3) nl = 12 elevated anion gap - Methanol Uremia DKA Para aldehyde Iron, isoniazid Lactic acidosis Ethylene glycol Salicylates/ASA/aspirin UTI -associated sepsis - E coli, klebsiella, proteus negative nitrite makes them less likely 2 | P a g e Katelyn Whitman© 2025, All Rights Reserved. cirobacter/pseudomonas mostly assoc with hospital/healthcare acquired enterococci delirium - acute, waxing/waning, decreased attention, altered sleep-wake, hallucinations/delusions, affect changes diverticulitis risks - obstruction/ perforation diverticulosis - bleeding can be present upper GI bleed - melena (black, tarry stool) above ligament of traits erosive esophagitis, varices, gastritis, gastric and duodenal ulcers lower GI bleed - hematochezia frank blood in stool below ligament of treitz colon as source; ulcerative colitis, diverticulosis, infectious colitis, colon cancer elderly: angiodysplasia, mesenteric ischemia, ischemic colitis need transfusion when - Hgb <7 3 | P a g e Katelyn Whitman© 2025, All Rights Reserved. ischemic colitis - older pt, underlying atherosclerotic disease, prolonged hypotension, watershed splenic flexure, little/no pain bleeding self-limited once circulation restored occlusive mesenteric ischemia - older adult with ASCVD, complete occlusion artery or ranch, thromboembolism --risk: valvular heart disease, a f